[INFO] cloning repository https://github.com/mchlrhw/rust-containers-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mchlrhw/rust-containers-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlrhw%2Frust-containers-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlrhw%2Frust-containers-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 044a3c8bce0ffc48dbd1b40babf33a568c8e8898
[INFO] testing mchlrhw/rust-containers-from-scratch against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchlrhw%2Frust-containers-from-scratch" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mchlrhw/rust-containers-from-scratch on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mchlrhw/rust-containers-from-scratch
[INFO] finished tweaking git repo https://github.com/mchlrhw/rust-containers-from-scratch
[INFO] tweaked toml for git repo https://github.com/mchlrhw/rust-containers-from-scratch written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mchlrhw/rust-containers-from-scratch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd85bc10fddd091581096b4690ff714ab5d4ffd5c2565c3613d6d3e9f522eda8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd85bc10fddd091581096b4690ff714ab5d4ffd5c2565c3613d6d3e9f522eda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd85bc10fddd091581096b4690ff714ab5d4ffd5c2565c3613d6d3e9f522eda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd85bc10fddd091581096b4690ff714ab5d4ffd5c2565c3613d6d3e9f522eda8", kill_on_drop: false }`
[INFO] [stdout] fd85bc10fddd091581096b4690ff714ab5d4ffd5c2565c3613d6d3e9f522eda8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc10419b9b59f04bc8e9eefc83af389d65860359ab024d1aa7e4440fda9a3f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfc10419b9b59f04bc8e9eefc83af389d65860359ab024d1aa7e4440fda9a3f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling unshare v0.5.0
[INFO] [stderr]    Compiling cfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "cfc10419b9b59f04bc8e9eefc83af389d65860359ab024d1aa7e4440fda9a3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc10419b9b59f04bc8e9eefc83af389d65860359ab024d1aa7e4440fda9a3f7", kill_on_drop: false }`
[INFO] [stdout] cfc10419b9b59f04bc8e9eefc83af389d65860359ab024d1aa7e4440fda9a3f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27e8f2b146f23da732d5ce7eeb0870a77a0c20c9300a66cb6237f3b5a9ae4436
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "27e8f2b146f23da732d5ce7eeb0870a77a0c20c9300a66cb6237f3b5a9ae4436", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "27e8f2b146f23da732d5ce7eeb0870a77a0c20c9300a66cb6237f3b5a9ae4436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e8f2b146f23da732d5ce7eeb0870a77a0c20c9300a66cb6237f3b5a9ae4436", kill_on_drop: false }`
[INFO] [stdout] 27e8f2b146f23da732d5ce7eeb0870a77a0c20c9300a66cb6237f3b5a9ae4436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c58ec82f9eb1bd24c3a7868f504294ad517ddf80f1788e9c5a1e5da1b84ced6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c58ec82f9eb1bd24c3a7868f504294ad517ddf80f1788e9c5a1e5da1b84ced6f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cfs-ac7d4136165b2d2a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c58ec82f9eb1bd24c3a7868f504294ad517ddf80f1788e9c5a1e5da1b84ced6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58ec82f9eb1bd24c3a7868f504294ad517ddf80f1788e9c5a1e5da1b84ced6f", kill_on_drop: false }`
[INFO] [stdout] c58ec82f9eb1bd24c3a7868f504294ad517ddf80f1788e9c5a1e5da1b84ced6f